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[139.178.84.19]) by mx.google.com with ESMTPS id n4-20020a4abd04000000b0040e2ccc3109si13726991oop.55.2022.06.21.10.23.40 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 21 Jun 2022 10:23:40 -0700 (PDT) Received-SPF: pass (google.com: domain of mptcp+bounces-5741-wpasupplicant.patchew=gmail.com@lists.linux.dev designates 139.178.84.19 as permitted sender) client-ip=139.178.84.19; Authentication-Results: mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=Ar45sErC; spf=pass (google.com: domain of mptcp+bounces-5741-wpasupplicant.patchew=gmail.com@lists.linux.dev designates 139.178.84.19 as permitted sender) smtp.mailfrom="mptcp+bounces-5741-wpasupplicant.patchew=gmail.com@lists.linux.dev"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by da.mirrors.kernel.org (Postfix) with ESMTPS id F2BA12E0A15 for ; Tue, 21 Jun 2022 17:23:39 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 4264B747D; Tue, 21 Jun 2022 17:23:38 +0000 (UTC) X-Original-To: mptcp@lists.linux.dev Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D978E747B for ; Tue, 21 Jun 2022 17:23:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1655832215; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zduH8uaZcAHo2NbiT8xUZB5EHlogKwIN6MiufFddsms=; b=Ar45sErCm0mn+Ku+Dcr85t3aQwHDuZIfldfrR7iPbJ8jelMz6IatIO0YzDIS/opnbIRC/u D+o2BWAQjtHTdxVr36wTrKi80n+ketpEVBPcmhgkqKVkLtelvBwHrw0B2nciuCh4Ev6rsD 5054BAXC8ePef7Eo+d5ezByuq5JPM3E= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-265-boRM78jENm-WFKEw_OFo_Q-1; Tue, 21 Jun 2022 13:23:34 -0400 X-MC-Unique: boRM78jENm-WFKEw_OFo_Q-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.rdu2.redhat.com [10.11.54.1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 4723680029D for ; Tue, 21 Jun 2022 17:23:34 +0000 (UTC) Received: from gerbillo.redhat.com (unknown [10.39.193.164]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9E6B140CFD0A for ; Tue, 21 Jun 2022 17:23:33 +0000 (UTC) From: Paolo Abeni To: mptcp@lists.linux.dev Subject: [PATCH v5 mptcp-net 1/6] mptcp: fix error mibs accounting Date: Tue, 21 Jun 2022 19:23:12 +0200 Message-Id: <3a7b0695362fe7228484d2a2bc97fc26ca68f919.1655829222.git.pabeni@redhat.com> In-Reply-To: References: Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.11.54.1 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pabeni@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8"; x-default="true" The current accounting for MP_FAIL and FASTCLOSE is not very accurate: both can be increased even when the related option is not really sent. Move the accounting into the correct place. Fixes: eb7f33654dc1 ("mptcp: add the mibs for MP_FAIL") Fixes: 1e75629cb964 ("mptcp: add the mibs for MP_FASTCLOSE") Signed-off-by: Paolo Abeni --- net/mptcp/options.c | 6 +++--- net/mptcp/pm.c | 1 - net/mptcp/subflow.c | 4 +--- 3 files changed, 4 insertions(+), 7 deletions(-) diff --git a/net/mptcp/options.c b/net/mptcp/options.c index be3b918a6d15..0bfa6662447c 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -765,6 +765,7 @@ static noinline bool mptcp_established_options_rst(stru= ct sock *sk, struct sk_bu opts->suboptions |=3D OPTION_MPTCP_RST; opts->reset_transient =3D subflow->reset_transient; opts->reset_reason =3D subflow->reset_reason; + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPRSTTX); =20 return true; } @@ -788,6 +789,7 @@ static bool mptcp_established_options_fastclose(struct = sock *sk, opts->rcvr_key =3D msk->remote_key; =20 pr_debug("FASTCLOSE key=3D%llu", opts->rcvr_key); + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFASTCLOSETX); return true; } =20 @@ -807,7 +809,7 @@ static bool mptcp_established_options_mp_fail(struct so= ck *sk, *size =3D TCPOLEN_MPTCP_FAIL; opts->suboptions |=3D OPTION_MPTCP_FAIL; opts->fail_seq =3D subflow->map_seq; - + MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFAILTX); pr_debug("MP_FAIL fail_seq=3D%llu", opts->fail_seq); =20 return true; @@ -833,13 +835,11 @@ bool mptcp_established_options(struct sock *sk, struc= t sk_buff *skb, mptcp_established_options_mp_fail(sk, &opt_size, remaining, opts)) { *size +=3D opt_size; remaining -=3D opt_size; - MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFASTCLOSETX); } /* MP_RST can be used with MP_FASTCLOSE and MP_FAIL if there is room */ if (mptcp_established_options_rst(sk, skb, &opt_size, remaining, opts)) { *size +=3D opt_size; remaining -=3D opt_size; - MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPRSTTX); } return true; } diff --git a/net/mptcp/pm.c b/net/mptcp/pm.c index 2a57d95d5492..3c7f07bb124e 100644 --- a/net/mptcp/pm.c +++ b/net/mptcp/pm.c @@ -309,7 +309,6 @@ void mptcp_pm_mp_fail_received(struct sock *sk, u64 fai= l_seq) pr_debug("send MP_FAIL response and infinite map"); =20 subflow->send_mp_fail =3D 1; - MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_MPFAILTX); subflow->send_infinite_map =3D 1; } else { pr_debug("MP_FAIL response received"); diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 5351d54e514a..57d2d8d933d0 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -958,10 +958,8 @@ static enum mapping_status validate_data_csum(struct s= ock *ssk, struct sk_buff * subflow->map_data_csum); if (unlikely(csum)) { MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_DATACSUMERR); - if (subflow->mp_join || subflow->valid_csum_seen) { + if (subflow->mp_join || subflow->valid_csum_seen) subflow->send_mp_fail =3D 1; - MPTCP_INC_STATS(sock_net(ssk), MPTCP_MIB_MPFAILTX); - } return subflow->mp_join ? MAPPING_INVALID : MAPPING_DUMMY; } =20 --=20 2.35.3